Hrant Hovsepi Markarian (Armenian: Հրանտ Հովսեփի Մարգարյան; born 1958) is an Armenian politician who previously served as the head of the Armenian Revolutionary Federation party's top executive body, the ARF Bureau.

[1] Markarian was born in the New Julfa neighborhood of Isfahan, Iran.

He has a degree in Armenian studies from the University of Isfahan.

In 1994, Markarian was arrested along with 10 other ARF members and accused of being the leader of a purported secret terrorist group within the ARF called the "Dro Group".

[2] Markarian was sentenced to 5 years in prison, but was released in February 1998 after the Supreme Court of Armenia shortened his sentence to 3 years.